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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     Copyright 2011<a name="line.2"></a>
<FONT color="green">003</FONT>     Ubiquitous Knowledge Processing (UKP) Lab<a name="line.3"></a>
<FONT color="green">004</FONT>     Technische Universitaet Darmstadt<a name="line.4"></a>
<FONT color="green">005</FONT>     All rights reserved.<a name="line.5"></a>
<FONT color="green">006</FONT>    <a name="line.6"></a>
<FONT color="green">007</FONT>     Licensed under the Apache License, Version 2.0 (the "License");<a name="line.7"></a>
<FONT color="green">008</FONT>     you may not use this file except in compliance with the License.<a name="line.8"></a>
<FONT color="green">009</FONT>     You may obtain a copy of the License at<a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>     http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a>
<FONT color="green">012</FONT>    <a name="line.12"></a>
<FONT color="green">013</FONT>     Unless required by applicable law or agreed to in writing, software<a name="line.13"></a>
<FONT color="green">014</FONT>     distributed under the License is distributed on an "AS IS" BASIS,<a name="line.14"></a>
<FONT color="green">015</FONT>     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a>
<FONT color="green">016</FONT>     See the License for the specific language governing permissions and<a name="line.16"></a>
<FONT color="green">017</FONT>     limitations under the License.<a name="line.17"></a>
<FONT color="green">018</FONT>     */<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>    package org.uimafit.util;<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>    import java.lang.reflect.Constructor;<a name="line.22"></a>
<FONT color="green">023</FONT>    import java.lang.reflect.Field;<a name="line.23"></a>
<FONT color="green">024</FONT>    import java.util.ArrayList;<a name="line.24"></a>
<FONT color="green">025</FONT>    import java.util.List;<a name="line.25"></a>
<FONT color="green">026</FONT>    import java.util.Map;<a name="line.26"></a>
<FONT color="green">027</FONT>    import java.util.Map.Entry;<a name="line.27"></a>
<FONT color="green">028</FONT>    import org.apache.uima.UIMAFramework;<a name="line.28"></a>
<FONT color="green">029</FONT>    import org.apache.uima.resource.ExternalResourceDescription;<a name="line.29"></a>
<FONT color="green">030</FONT>    import org.apache.uima.resource.ResourceInitializationException;<a name="line.30"></a>
<FONT color="green">031</FONT>    import org.apache.uima.resource.ResourceManager;<a name="line.31"></a>
<FONT color="green">032</FONT>    import org.apache.uima.resource.impl.ResourceManager_impl;<a name="line.32"></a>
<FONT color="green">033</FONT>    import org.apache.uima.resource.metadata.ResourceManagerConfiguration;<a name="line.33"></a>
<FONT color="green">034</FONT>    import org.apache.uima.util.Level;<a name="line.34"></a>
<FONT color="green">035</FONT>    <a name="line.35"></a>
<FONT color="green">036</FONT>    /**<a name="line.36"></a>
<FONT color="green">037</FONT>     * &lt;b&gt;EXPERIMENTAL CODE&lt;/b&gt;<a name="line.37"></a>
<FONT color="green">038</FONT>     * &lt;p&gt;<a name="line.38"></a>
<FONT color="green">039</FONT>     * Simple {@link ResourceManager} allowing for direct injection of Java objects into UIMA<a name="line.39"></a>
<FONT color="green">040</FONT>     * components as external resources.<a name="line.40"></a>
<FONT color="green">041</FONT>     * &lt;p&gt;<a name="line.41"></a>
<FONT color="green">042</FONT>     * This implementation uses a simple map to look up an Java object by key. If any component<a name="line.42"></a>
<FONT color="green">043</FONT>     * using this resource manager declares an external resource by the given key, the Java object<a name="line.43"></a>
<FONT color="green">044</FONT>     * will be bound to that external resource.<a name="line.44"></a>
<FONT color="green">045</FONT>     * &lt;p&gt;<a name="line.45"></a>
<FONT color="green">046</FONT>     * Example:<a name="line.46"></a>
<FONT color="green">047</FONT>     * &lt;p&gt;<a name="line.47"></a>
<FONT color="green">048</FONT>     * &lt;blockquote&gt;&lt;pre&gt;<a name="line.48"></a>
<FONT color="green">049</FONT>     * class MyComponent extends JCasAnnotator_ImplBase {<a name="line.49"></a>
<FONT color="green">050</FONT>     *   static final String RES_INJECTED_POJO = "InjectedPojo";<a name="line.50"></a>
<FONT color="green">051</FONT>     *   {@code @ExternalResource(key = RES_INJECTED_POJO)}<a name="line.51"></a>
<FONT color="green">052</FONT>     *   private String injectedString;<a name="line.52"></a>
<FONT color="green">053</FONT>     *<a name="line.53"></a>
<FONT color="green">054</FONT>     *   public void process(JCas aJCas) throws AnalysisEngineProcessException {<a name="line.54"></a>
<FONT color="green">055</FONT>     *     ...<a name="line.55"></a>
<FONT color="green">056</FONT>     *   }<a name="line.56"></a>
<FONT color="green">057</FONT>     * }<a name="line.57"></a>
<FONT color="green">058</FONT>     * &lt;/pre&gt;&lt;/blockquote&gt;<a name="line.58"></a>
<FONT color="green">059</FONT>     *<a name="line.59"></a>
<FONT color="green">060</FONT>     * Per default it is necessary to explicitly bind a objects from the external context to external<a name="line.60"></a>
<FONT color="green">061</FONT>     * resource keys used by the UIMA component:<a name="line.61"></a>
<FONT color="green">062</FONT>     * &lt;blockquote&gt;&lt;pre&gt;<a name="line.62"></a>
<FONT color="green">063</FONT>     * Map&lt;String, Object&gt; context = new HashMap&lt;String, Object&gt;();<a name="line.63"></a>
<FONT color="green">064</FONT>     * context("myString", "Just an injected POJO");<a name="line.64"></a>
<FONT color="green">065</FONT>     *<a name="line.65"></a>
<FONT color="green">066</FONT>     * SimpleNamedResourceManager resMgr = new SimpleNamedResourceManager();<a name="line.66"></a>
<FONT color="green">067</FONT>     * resMgr.setExternalContext(externalContext);<a name="line.67"></a>
<FONT color="green">068</FONT>     *<a name="line.68"></a>
<FONT color="green">069</FONT>     * AnalysisEngineDescription desc = createPrimitiveDescription(MyComponent.class);<a name="line.69"></a>
<FONT color="green">070</FONT>     * bindExternalResource(desc, MyComponent.RES_INJECTED_POJO, "myString");<a name="line.70"></a>
<FONT color="green">071</FONT>     * AnalysisEngine ae = UIMAFramework.produceAnalysisEngine(desc, resMgr, null);<a name="line.71"></a>
<FONT color="green">072</FONT>     * &lt;/pre&gt;&lt;/blockquote&gt;<a name="line.72"></a>
<FONT color="green">073</FONT>     *<a name="line.73"></a>
<FONT color="green">074</FONT>     * With autowireing enabled, an explicit binding is not necessary:<a name="line.74"></a>
<FONT color="green">075</FONT>     * &lt;blockquote&gt;&lt;pre&gt;<a name="line.75"></a>
<FONT color="green">076</FONT>     * Map&lt;String, Object&gt; context = new HashMap&lt;String, Object&gt;();<a name="line.76"></a>
<FONT color="green">077</FONT>     * context(MyComponent.RES_INJECTED_POJO, "Just an injected POJO");<a name="line.77"></a>
<FONT color="green">078</FONT>     *<a name="line.78"></a>
<FONT color="green">079</FONT>     * SimpleNamedResourceManager resMgr = new SimpleNamedResourceManager();<a name="line.79"></a>
<FONT color="green">080</FONT>     * resMgr.setAutoWireEnabled(true);<a name="line.80"></a>
<FONT color="green">081</FONT>     * resMgr.setExternalContext(externalContext);<a name="line.81"></a>
<FONT color="green">082</FONT>     *<a name="line.82"></a>
<FONT color="green">083</FONT>     * AnalysisEngineDescription desc = createPrimitiveDescription(MyComponent.class);<a name="line.83"></a>
<FONT color="green">084</FONT>     * AnalysisEngine ae = UIMAFramework.produceAnalysisEngine(desc, resMgr, null);<a name="line.84"></a>
<FONT color="green">085</FONT>     * &lt;/pre&gt;&lt;/blockquote&gt;<a name="line.85"></a>
<FONT color="green">086</FONT>     *<a name="line.86"></a>
<FONT color="green">087</FONT>     * @author Richard Eckart de Castilho<a name="line.87"></a>
<FONT color="green">088</FONT>     */<a name="line.88"></a>
<FONT color="green">089</FONT>    public class SimpleNamedResourceManager extends ResourceManager_impl {<a name="line.89"></a>
<FONT color="green">090</FONT>            private Map&lt;String, Object&gt; externalContext;<a name="line.90"></a>
<FONT color="green">091</FONT>    <a name="line.91"></a>
<FONT color="green">092</FONT>            private boolean autoWireEnabled = false;<a name="line.92"></a>
<FONT color="green">093</FONT>    <a name="line.93"></a>
<FONT color="green">094</FONT>            @SuppressWarnings({ "rawtypes", "unchecked" })<a name="line.94"></a>
<FONT color="green">095</FONT>            @Override<a name="line.95"></a>
<FONT color="green">096</FONT>            public void initializeExternalResources(ResourceManagerConfiguration aConfiguration,<a name="line.96"></a>
<FONT color="green">097</FONT>                            String aQualifiedContextName, java.util.Map&lt;String, Object&gt; aAdditionalParams)<a name="line.97"></a>
<FONT color="green">098</FONT>                            throws ResourceInitializationException {<a name="line.98"></a>
<FONT color="green">099</FONT>    <a name="line.99"></a>
<FONT color="green">100</FONT>                    for (Entry&lt;String, Object&gt; e : externalContext.entrySet()) {<a name="line.100"></a>
<FONT color="green">101</FONT>                            Object registration = mInternalResourceRegistrationMap.get(e.getKey());<a name="line.101"></a>
<FONT color="green">102</FONT>    <a name="line.102"></a>
<FONT color="green">103</FONT>                            if (registration == null) {<a name="line.103"></a>
<FONT color="green">104</FONT>                                    try {<a name="line.104"></a>
<FONT color="green">105</FONT>                                            // Register resource<a name="line.105"></a>
<FONT color="green">106</FONT>                                            // ResourceRegistration unfortunately is package private<a name="line.106"></a>
<FONT color="green">107</FONT>                                            Object reg = newInstance(<a name="line.107"></a>
<FONT color="green">108</FONT>                                                            "org.apache.uima.resource.impl.ResourceManager_impl$ResourceRegistration",<a name="line.108"></a>
<FONT color="green">109</FONT>                                                            Object.class, e.getValue(),<a name="line.109"></a>
<FONT color="green">110</FONT>                                                            ExternalResourceDescription.class, null,<a name="line.110"></a>
<FONT color="green">111</FONT>                                                            String.class, aQualifiedContextName);<a name="line.111"></a>
<FONT color="green">112</FONT>                                            ((Map) mInternalResourceRegistrationMap).put(e.getKey(), reg);<a name="line.112"></a>
<FONT color="green">113</FONT>    <a name="line.113"></a>
<FONT color="green">114</FONT>                                            // Perform binding<a name="line.114"></a>
<FONT color="green">115</FONT>                                            if (isAutoWireEnabled()) {<a name="line.115"></a>
<FONT color="green">116</FONT>                                                    mResourceMap.put(aQualifiedContextName + e.getKey(), e.getValue());<a name="line.116"></a>
<FONT color="green">117</FONT>                                            }<a name="line.117"></a>
<FONT color="green">118</FONT>                                    }<a name="line.118"></a>
<FONT color="green">119</FONT>                                    catch (Exception e1) {<a name="line.119"></a>
<FONT color="green">120</FONT>                                            throw new ResourceInitializationException(e1);<a name="line.120"></a>
<FONT color="green">121</FONT>                                    }<a name="line.121"></a>
<FONT color="green">122</FONT>                            }<a name="line.122"></a>
<FONT color="green">123</FONT>                            else {<a name="line.123"></a>
<FONT color="green">124</FONT>                                    try {<a name="line.124"></a>
<FONT color="green">125</FONT>                                            Object desc = getFieldValue(registration, "description");<a name="line.125"></a>
<FONT color="green">126</FONT>    <a name="line.126"></a>
<FONT color="green">127</FONT>                                            if (desc != null) {<a name="line.127"></a>
<FONT color="green">128</FONT>                                                    String definingContext = getFieldValue(registration, "definingContext");<a name="line.128"></a>
<FONT color="green">129</FONT>    <a name="line.129"></a>
<FONT color="green">130</FONT>                                                    if (aQualifiedContextName.startsWith(definingContext)) {<a name="line.130"></a>
<FONT color="green">131</FONT>                                                            UIMAFramework.getLogger().logrb(<a name="line.131"></a>
<FONT color="green">132</FONT>                                                                            Level.CONFIG,<a name="line.132"></a>
<FONT color="green">133</FONT>                                                                            ResourceManager_impl.class.getName(),<a name="line.133"></a>
<FONT color="green">134</FONT>                                                                            "initializeExternalResources",<a name="line.134"></a>
<FONT color="green">135</FONT>                                                                            LOG_RESOURCE_BUNDLE,<a name="line.135"></a>
<FONT color="green">136</FONT>                                                                            "UIMA_overridden_resource__CONFIG",<a name="line.136"></a>
<FONT color="green">137</FONT>                                                                            new Object[] { e.getKey(), aQualifiedContextName,<a name="line.137"></a>
<FONT color="green">138</FONT>                                                                                            definingContext });<a name="line.138"></a>
<FONT color="green">139</FONT>                                                    }<a name="line.139"></a>
<FONT color="green">140</FONT>                                                    else {<a name="line.140"></a>
<FONT color="green">141</FONT>                                                            UIMAFramework.getLogger().logrb(<a name="line.141"></a>
<FONT color="green">142</FONT>                                                                            Level.WARNING,<a name="line.142"></a>
<FONT color="green">143</FONT>                                                                            ResourceManager_impl.class.getName(),<a name="line.143"></a>
<FONT color="green">144</FONT>                                                                            "initializeExternalResources",<a name="line.144"></a>
<FONT color="green">145</FONT>                                                                            LOG_RESOURCE_BUNDLE,<a name="line.145"></a>
<FONT color="green">146</FONT>                                                                            "UIMA_duplicate_resource_name__WARNING",<a name="line.146"></a>
<FONT color="green">147</FONT>                                                                            new Object[] { e.getKey(), definingContext,<a name="line.147"></a>
<FONT color="green">148</FONT>                                                                                            aQualifiedContextName });<a name="line.148"></a>
<FONT color="green">149</FONT>                                                    }<a name="line.149"></a>
<FONT color="green">150</FONT>                                            }<a name="line.150"></a>
<FONT color="green">151</FONT>                                    }<a name="line.151"></a>
<FONT color="green">152</FONT>                                    catch (Exception e1) {<a name="line.152"></a>
<FONT color="green">153</FONT>                                            throw new ResourceInitializationException(e1);<a name="line.153"></a>
<FONT color="green">154</FONT>                                    }<a name="line.154"></a>
<FONT color="green">155</FONT>                            }<a name="line.155"></a>
<FONT color="green">156</FONT>                    }<a name="line.156"></a>
<FONT color="green">157</FONT>    <a name="line.157"></a>
<FONT color="green">158</FONT>                    super.initializeExternalResources(aConfiguration, aQualifiedContextName, aAdditionalParams);<a name="line.158"></a>
<FONT color="green">159</FONT>            }<a name="line.159"></a>
<FONT color="green">160</FONT>    <a name="line.160"></a>
<FONT color="green">161</FONT>            public void setExternalContext(Map&lt;String, Object&gt; aExternalContext) {<a name="line.161"></a>
<FONT color="green">162</FONT>                    externalContext = aExternalContext;<a name="line.162"></a>
<FONT color="green">163</FONT>            }<a name="line.163"></a>
<FONT color="green">164</FONT>    <a name="line.164"></a>
<FONT color="green">165</FONT>            public void setAutoWireEnabled(boolean aAutoWireEnabled) {<a name="line.165"></a>
<FONT color="green">166</FONT>                    autoWireEnabled = aAutoWireEnabled;<a name="line.166"></a>
<FONT color="green">167</FONT>            }<a name="line.167"></a>
<FONT color="green">168</FONT>    <a name="line.168"></a>
<FONT color="green">169</FONT>            public boolean isAutoWireEnabled() {<a name="line.169"></a>
<FONT color="green">170</FONT>                    return autoWireEnabled;<a name="line.170"></a>
<FONT color="green">171</FONT>            }<a name="line.171"></a>
<FONT color="green">172</FONT>    <a name="line.172"></a>
<FONT color="green">173</FONT>            /**<a name="line.173"></a>
<FONT color="green">174</FONT>             * Instantiate a non-visible class.<a name="line.174"></a>
<FONT color="green">175</FONT>             */<a name="line.175"></a>
<FONT color="green">176</FONT>            @SuppressWarnings({ "unchecked", "rawtypes" })<a name="line.176"></a>
<FONT color="green">177</FONT>            private static &lt;T&gt; T newInstance(String aClassName, Object... aArgs) throws ResourceInitializationException {<a name="line.177"></a>
<FONT color="green">178</FONT>                    Constructor constr = null;<a name="line.178"></a>
<FONT color="green">179</FONT>                    try {<a name="line.179"></a>
<FONT color="green">180</FONT>                            Class&lt;?&gt; cl = Class.forName(aClassName);<a name="line.180"></a>
<FONT color="green">181</FONT>    <a name="line.181"></a>
<FONT color="green">182</FONT>                            List&lt;Class&gt; types = new ArrayList&lt;Class&gt;();<a name="line.182"></a>
<FONT color="green">183</FONT>                            List&lt;Object&gt; values = new ArrayList&lt;Object&gt;();<a name="line.183"></a>
<FONT color="green">184</FONT>                            for (int i = 0; i &lt; aArgs.length; i += 2) {<a name="line.184"></a>
<FONT color="green">185</FONT>                                    types.add((Class) aArgs[i]);<a name="line.185"></a>
<FONT color="green">186</FONT>                                    values.add(aArgs[i+1]);<a name="line.186"></a>
<FONT color="green">187</FONT>                            }<a name="line.187"></a>
<FONT color="green">188</FONT>    <a name="line.188"></a>
<FONT color="green">189</FONT>                            constr = cl.getDeclaredConstructor(types.toArray(new Class[types.size()]));<a name="line.189"></a>
<FONT color="green">190</FONT>                            constr.setAccessible(true);<a name="line.190"></a>
<FONT color="green">191</FONT>                            return (T) constr.newInstance(values.toArray(new Object[values.size()]));<a name="line.191"></a>
<FONT color="green">192</FONT>                    }<a name="line.192"></a>
<FONT color="green">193</FONT>                    catch (Exception e) {<a name="line.193"></a>
<FONT color="green">194</FONT>                            throw new ResourceInitializationException(e);<a name="line.194"></a>
<FONT color="green">195</FONT>                    }<a name="line.195"></a>
<FONT color="green">196</FONT>                    finally {<a name="line.196"></a>
<FONT color="green">197</FONT>                            if (constr != null) {<a name="line.197"></a>
<FONT color="green">198</FONT>                                    constr.setAccessible(false);<a name="line.198"></a>
<FONT color="green">199</FONT>                            }<a name="line.199"></a>
<FONT color="green">200</FONT>                    }<a name="line.200"></a>
<FONT color="green">201</FONT>            }<a name="line.201"></a>
<FONT color="green">202</FONT>    <a name="line.202"></a>
<FONT color="green">203</FONT>            /**<a name="line.203"></a>
<FONT color="green">204</FONT>             * Get a field value from a non-visible field.<a name="line.204"></a>
<FONT color="green">205</FONT>             */<a name="line.205"></a>
<FONT color="green">206</FONT>            @SuppressWarnings("unchecked")<a name="line.206"></a>
<FONT color="green">207</FONT>            private static &lt;T&gt; T getFieldValue(Object aObject, String aFieldName) throws ResourceInitializationException<a name="line.207"></a>
<FONT color="green">208</FONT>            {<a name="line.208"></a>
<FONT color="green">209</FONT>                    Field f = null;<a name="line.209"></a>
<FONT color="green">210</FONT>                    try {<a name="line.210"></a>
<FONT color="green">211</FONT>                            f = aObject.getClass().getField(aFieldName);<a name="line.211"></a>
<FONT color="green">212</FONT>                            f.setAccessible(true);<a name="line.212"></a>
<FONT color="green">213</FONT>                            return (T) f.get(aObject);<a name="line.213"></a>
<FONT color="green">214</FONT>                    }<a name="line.214"></a>
<FONT color="green">215</FONT>                    catch (Exception e) {<a name="line.215"></a>
<FONT color="green">216</FONT>                            throw new ResourceInitializationException(e);<a name="line.216"></a>
<FONT color="green">217</FONT>                    }<a name="line.217"></a>
<FONT color="green">218</FONT>                    finally {<a name="line.218"></a>
<FONT color="green">219</FONT>                            if (f != null) {<a name="line.219"></a>
<FONT color="green">220</FONT>                                    f.setAccessible(false);<a name="line.220"></a>
<FONT color="green">221</FONT>                            }<a name="line.221"></a>
<FONT color="green">222</FONT>                    }<a name="line.222"></a>
<FONT color="green">223</FONT>            }<a name="line.223"></a>
<FONT color="green">224</FONT>    }<a name="line.224"></a>




























































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